Opt: AP preserve until reset

webapp/tests/app.spec.js

@@ -18,10 +18,11 @@ const {strict: assert} = require('assert');
       isCrashed: mainWindow.webContents.isCrashed(),
     });
 
-    return new Promise(resolve => {
+    return new Promise((resolve) => {
       if (mainWindow.isVisible()) {
         resolve(getState());
-      } else mainWindow.once('ready-to-show', () => setTimeout(() => resolve(getState()), 0));
+      } else
+        mainWindow.once('ready-to-show', () => setTimeout(() => resolve(getState()), 0));
     });
   });
 
@@ -36,11 +37,13 @@ const {strict: assert} = require('assert');
    */
   const page = await electronApp.firstWindow();
 
+
   // Check web-page content
   const element = await page.$('#app', {strict: true});
-  assert.notStrictEqual(element, null, "Can't find root element");
+  assert.notStrictEqual(element, null, 'Can\'t find root element');
   assert.notStrictEqual((await element.innerHTML()).trim(), '', 'Window content is empty');
 
+
   // Checking the framework.
   // It is assumed that on the main screen there is a `<button>` that changes its contents after clicking.
   const button = await page.$('button');
@@ -49,20 +52,13 @@ const {strict: assert} = require('assert');
   await button.click();
   const newBtnText = await button.textContent();
 
-  assert.ok(
-    originalBtnText !== newBtnText,
-    'The button did not change the contents after clicking',
-  );
+  assert.ok(originalBtnText !== newBtnText, 'The button did not change the contents after clicking');
 
   // Check Preload script
   const renderedExposedApi = await page.evaluate(() => globalThis.electron);
   const realVersions = await electronApp.evaluate(() => process.versions);
 
-  assert.notStrictEqual(
-    renderedExposedApi,
-    undefined,
-    'In renderer `globalThis.electron` is undefined',
-  );
+  assert.notStrictEqual(renderedExposedApi, undefined, 'In renderer `globalThis.electron` is undefined');
   assert.strictEqual(renderedExposedApi?.versions?.electron, realVersions.electron);
 
   // Close app